5307-00-206-7169 STUD,RECESSED AND STEPPED Index 5307-00-206-7173 STUD,RECESSED AND STEPPED

National Stock Number:
5307-00-206-7171

Federal Supply Class:
5307

National Item Identification Number:
002067171

Description:
STUD,RECESSED AND STEPPED

Detail:
A HEADLESS FASTENER NOT EXCEEDING 12 INCHES (304.8 MM) IN LENGTH, THREADED EXTERNALLY ON BOTH ENDS ON WHICH THE NOMINAL DIAMETER OF ONE THREADED SECTION IS GREATER THAN THE OTHER. THE UNTHREADED SECTION MUST HAVE MORE THAN ONE DIAMETER, NONE OF WHICH MAY BE LARGER THAN THE MAXIMUM MAJOR DIAMETER OF THE LARGER THREAD. IT MAY BE THREAD RELIEVED. EXCLUDES ITEMS WITH TAPERED THREADS.


Manufacturer Information:
AN16775488044AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE


Techincal Specification:
MATERIALSTEEL COMP 8740
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6322 ASSN STD SINGLE MATERIAL RESPONSE
SURFACE TREATMENTCADMIUM OVERALL
LENGTH OF RECESSED PORTION OF SHANK2.375 INCHES NOMINAL
DIAMETER OF RECESSED PORTION OF SHANK0.229 INCHES MINIMUM AND
0.233 INCHES MAXIMUM
DISTANCE ACROSS FLATS0.250 INCHES NOMINAL
OVERALL LENGTH4.875 INCHES NOMINAL
THREAD SERIES DESIGNATORUNF NUT THREAD
UNC STUD THREAD
NOMINAL THREAD SIZE0.312 INCHES NUT THREAD
0.375 INCHES STUD THREAD
THREAD CLASS3A NUT THREAD
THREAD QUANTITY PER INCH24 NUT THREAD
16 STUD THREAD
THREAD LENGTH0.625 INCHES MINIMUM NUT THREAD
0.750 INCHES MINIMUM STUD THREAD
HARDNESS RATING26.0 ROCKWELL C MINIMUM AND
32.0 ROCKWELL C MAXIMUM
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE88044
DEFINITIVE GOVERNMENT SPEC/STD REFERENCEAN167754


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